/*
 * QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
 * Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
*/

using System;

namespace QuantConnect
{
    /// <summary>
    /// Provides an implementation of <see cref="ITimeProvider"/> that
    /// uses <see cref="DateTime.UtcNow"/> to provide the current time
    /// </summary>
    public sealed class RealTimeProvider : ITimeProvider
    {
        /// <summary>
        /// Provides a static instance of the <see cref="RealTimeProvider"/>
        /// </summary>
        /// <remarks>
        /// Since this implementation is stateless, it doesn't make sense to have multiple instances.
        /// </remarks>
        public static readonly ITimeProvider Instance = new RealTimeProvider();

        /// <summary>
        /// Gets the current time in UTC
        /// </summary>
        /// <returns>The current time in UTC</returns>
        public DateTime GetUtcNow()
        {
            return DateTime.UtcNow;
        }
    }
}